- Companies
- Specialist contractors
- South Ockendon
- Cityline Sealants Limited
Cityline Sealants Limited
- Company number
- 16361553
- Incorporated
- 2 Apr 20251 year trading
- Registered office
- 8 Juniper Drive, South Ockendon, RM15 6TW
- Nature of business
- Other specialised construction activities n.e.c.
Cityline Sealants Limited is a 1-year-old private limited company registered in South Ockendon, company number 16361553, one of 55 specialist construction companies in South Ockendon. Its next accounts are due at Companies House on 2 January 2027, and its first CT600 is due at HMRC on 1 April 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Cityline Sealants Limited is registered
The registered office is in South Ockendon (RM15), in the Thurrock local authority area, East of England. Show RM15 6TW on a map.
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- Nova Workforce LimitedSpecialist contractors
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What happens if Cityline Sealants Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 2 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 3 Jan 2027 to 2 Feb 2027 | £150 |
| 1 to 3 months late | 3 Feb 2027 to 2 Apr 2027 | £375 |
| 3 to 6 months late | 3 Apr 2027 to 2 Jul 2027 | £750 |
| More than 6 months late | From 3 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 16361553
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 April 2025 (1 year ago)
- Registered office
- 8 Juniper Drive, South Ockendon, RM15 6TW
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 1 April 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in South Ockendon
Other active specialist construction companies registered in South Ockendon.
- D&W Ventilation Ltd2022
- Da&S Limited2019
- Devendra Maintenance Limited2023
- Dodu Building Services Limited2014
- DR Se Contractors Limited2015
- Edera D Limited2023
- Electrical Sparks Ltd2024
- Excel 2002 Limited2002
All specialist construction companies in South Ockendon · All trades in South Ockendon · Specialist contractors across the UK
Frequently asked questions
When are Cityline Sealants Limited's accounts due?
Cityline Sealants Limited's next accounts are due at Companies House by 2 January 2027 (in 81 days), covering the period to 30 April 2026.
When is Cityline Sealants Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 1 April 2026, due by 1 April 2027, and one for the period to 30 April 2026, due by 30 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Cityline Sealants Limited still trading?
Cityline Sealants Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Cityline Sealants Limited do?
Cityline Sealants Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Cityline Sealants Limited?
Cityline Sealants Limited was incorporated on 2 April 2025, 1 year ago.
What is the penalty if Cityline Sealants Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Cityline Sealants Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.